.add_bot_btn{
	background-color: #f8f8f8;
    text-align: center;
    padding: 20px 0;
    position: fixed;
    margin-bottom: 0px !important;
    bottom: 0px;
    left: 0px;
    width: 100%;
    border-top: 1px #ccc solid;
}
.layui-form-text{
	margin-bottom: 65px !important;
}